Merge pull request #5 from fukawi2/master

upstream changes
Fix missing break, that causes atoi to fail badly.
Merge pull request #6 from judu/patch-2

Fix missing break, that causes atoi to fail badly.
fixed a bug that don't work execl function because program_args was null string.
added in order not to take over the socket of the parent process.
Merge pull request #7 from saicologic/fix-amqpspawn

Fix amqpspawn